Shinjiro Tanabe, a teacher at a junior high school in the downtown area of Tokyo, has two daughters, Mitsuko and Hitomi. Hitomi is the leader of her father's junior high school class and is working hard to prepare for the upcoming school trip and pamphlet. Tanabe is an old teacher who is often worried about financial difficulties and the future of Mitsuko, who is about to get married, but his family is bright with the cheerful Hitomi surrounding him. However, he finds himself in a difficult position when he sympathizes with his former student, the delinquent Akutsu, and uses the students' travel savings.